261293373

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{16811}}^1$

素因数の和:16985

約数の個数: 24

約数和(自身を含む): 414382176

約数和(自身を除く): 153088803

約数列:

[1, 3, 9, 11, 33, 99, 157, 471, 1413, 1727, 5181, 15543, 16811, 50433, 151299, 184921, 554763, 1664289, 2639327, 7917981, 23753943, 29032597, 87097791, 261293373]

約数ペア:

[(1, 261293373), (3, 87097791), (9, 29032597), (11, 23753943), (33, 7917981), (99, 2639327), (157, 1664289), (471, 554763), (1413, 184921), (1727, 151299), (5181, 50433), (15543, 16811)]